Image processing apparatus and method of adjusting same

Details Image processing apparatus and method of adjusting same Image processing apparatus and method of adjusting same

1986-10-16

1988-08-09

Coles, Sr., Edward L.

Facsimile and static presentation processing

Facsimile

Recording apparatus

358282, 358283, H04N 104

Patent

active

047631996

ABSTRACT:
An image processing apparatus includes; an image data inputting unit; a unit, including a reference conversion characteristic for use in changing the characteristic of the image data, for producing conversion data for the image data based on the reference characteristic and predetermined correction parameters; and a unit for outputting a pulse-width modulated signal using the conversion data and a pattern signal having a predetermined period; wherein the predetermined parameters are associated with the pattern signal.

REFERENCES:
patent: 4626923 (1986-12-01), Yoshida
patent: 4633327 (1986-12-01), Roetling

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